/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Authentic Golf Luxury Colors */
    --golf-green: #1B5E20;
    --club-gold: #C9A96E;
    --heritage-cream: #F8F6F0;
    --charcoal-gray: #2E2E2E;
    --warm-white: #FEFEFE;
    --accent-copper: #B08D57;
    --text-dark: #1A1A1A;
    --text-light: #666666;
    --border-light: #E0E0E0;
    --success-green: #4CAF50;
    --error-red: #E53E3E;
    
    /* Gradients */
    --gradient-luxury: linear-gradient(135deg, #1B5E20 0%, #2E7D32 100%);
    --gradient-gold: linear-gradient(135deg, #C9A96E 0%, #B08D57 100%);
    
    /* Shadows */
    --shadow-soft: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-medium: 0 8px 30px rgba(0, 0, 0, 0.12);
    --shadow-strong: 0 15px 40px rgba(0, 0, 0, 0.15);
    
    /* Typography */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Source Sans Pro', sans-serif;
    
    /* Spacing */
    --section-padding: 80px 0;
    --container-padding: 0 20px;
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-dark);
    background: var(--warm-white);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--container-padding);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.3;
    color: var(--text-dark);
}

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

.lead {
    font-size: 1.25rem;
    font-weight: 300;
    color: var(--text-light);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border: none;
    border-radius: var(--border-radius);
    font-family: var(--font-body);
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-luxury);
    color: var(--warm-white);
    box-shadow: var(--shadow-soft);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.btn-secondary {
    background: transparent;
    color: var(--golf-green);
    border: 2px solid var(--golf-green);
}

.btn-secondary:hover {
    background: var(--golf-green);
    color: var(--warm-white);
}

/* Loading Screen */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--heritage-cream);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.loading-screen.hidden {
    opacity: 0;
    pointer-events: none;
}

.loading-content {
    text-align: center;
    max-width: 400px;
}

.loading-logo {
    width: 300px;
    height: auto;
    margin-bottom: 20px;
    border-radius: 10px;
}

.loading-text {
    font-size: 18px;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.loading-bar {
    width: 100%;
    height: 4px;
    background: var(--border-light);
    border-radius: 2px;
    overflow: hidden;
}

.loading-progress {
    height: 100%;
    background: var(--gradient-luxury);
    width: 0%;
    animation: loadingProgress 2s ease-in-out;
}

@keyframes loadingProgress {
    0% { width: 0%; }
    100% { width: 100%; }
}


/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(248, 246, 240, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--border-light);
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(248, 246, 240, 0.98);
    box-shadow: var(--shadow-soft);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-logo .logo {
    height: 40px;
    width: auto;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 16px;
    transition: var(--transition);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--golf-green);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.nav-btn {
    background: var(--golf-green);
    color: var(--warm-white);
    padding: 8px 20px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.nav-btn:hover {
    background: var(--accent-copper);
    transform: translateY(-1px);
}

.nav-hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    background: none;
    border: none;
    gap: 4px;
}

.nav-hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    transition: var(--transition);
}

/* Hero Section */
.hero {
    height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: url('../images/hero.png') center/cover no-repeat;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('../images/hero.png') center/cover no-repeat;
    z-index: -2;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, 
        rgba(0, 0, 0, 0.5) 0%, 
        rgba(27, 94, 32, 0.4) 30%,
        rgba(255, 20, 147, 0.2) 60%,
        rgba(255, 215, 0, 0.2) 100%);
    z-index: 1;
}

.hero-content {
    text-align: center;
    color: var(--warm-white);
    z-index: 2;
    max-width: 800px;
    padding: 0 20px;
    position: relative;
}

.hero-badge {
    display: inline-block;
    background: var(--club-gold);
    color: var(--text-dark);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.hero-title {
    font-family: 'Orbitron', monospace;
    font-size: clamp(3rem, 7vw, 6rem);
    font-weight: 700;
    margin-bottom: 20px;
    color: #00FFFF;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
    letter-spacing: 4px;
    text-transform: uppercase;
}

.hero-subtitle {
    font-family: 'Dancing Script', cursive;
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: #FFD700;
    text-shadow: 
        0 0 5px rgba(255, 215, 0, 0.8),
        1px 1px 3px rgba(0, 0, 0, 0.5);
    font-style: italic;
}

.hero-description {
    font-size: 1.1rem;
    margin-bottom: 30px;
    opacity: 0.9;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.hero-actions {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-stats {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 40px;
    background: rgba(248, 246, 240, 0.1);
    backdrop-filter: blur(10px);
    padding: 20px 40px;
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.2);
    z-index: 2;
}

.stat-item {
    text-align: center;
    color: var(--warm-white);
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--club-gold);
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.9;
}


/* Collection Section */
.collection-section {
    padding: var(--section-padding);
    background: var(--warm-white);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    color: var(--golf-green);
    margin-bottom: 20px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

.collection-filters {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.filter-btn {
    background: var(--heritage-cream);
    color: var(--text-dark);
    border: 2px solid var(--border-light);
    padding: 12px 24px;
    border-radius: 25px;
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--golf-green);
    color: var(--warm-white);
    border-color: var(--golf-green);
}

.collection-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
}

.poster-card {
    background: var(--warm-white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    transition: var(--transition);
    cursor: pointer;
    position: relative;
}

.poster-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-strong);
}

.poster-image {
    width: 100%;
    height: 400px;
    object-fit: contain;
    object-position: center;
    background: var(--heritage-cream);
    transition: var(--transition);
}

.poster-card:hover .poster-image {
    transform: scale(1.05);
}

.poster-info {
    padding: 25px;
}

.poster-year {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--golf-green);
    margin-bottom: 8px;
}

.poster-era {
    font-size: 0.9rem;
    color: var(--club-gold);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 12px;
}

.poster-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-dark);
}

.poster-description {
    font-size: 0.95rem;
    color: var(--text-light);
    line-height: 1.5;
}

.poster-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(27, 94, 32, 0.9);
    color: var(--warm-white);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 30px;
    opacity: 0;
    transition: var(--transition);
}

.poster-card:hover .poster-overlay {
    opacity: 1;
}

.poster-overlay h3 {
    color: var(--warm-white);
    margin-bottom: 15px;
}

.poster-overlay p {
    margin-bottom: 20px;
}


/* Footer */
.footer {
    background: var(--charcoal-gray);
    color: var(--warm-white);
    padding: 60px 0 20px;
}

.footer-content {
    text-align: center;
    margin-bottom: 40px;
}

.footer-brand p {
    margin-top: 20px;
    color: rgba(255, 255, 255, 0.7);
}

.footer-logo {
    height: 50px;
    width: auto;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 20px;
    text-align: center;
    color: rgba(255, 255, 255, 0.7);
}

/* Responsive Design */
@media (max-width: 768px) {
    :root {
        --section-padding: 60px 0;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--heritage-cream);
        flex-direction: column;
        justify-content: flex-start;
        padding-top: 40px;
        transition: left 0.3s ease;
        box-shadow: var(--shadow-medium);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-hamburger {
        display: flex;
    }
    
    .nav-cta {
        display: none;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 20px;
        bottom: 20px;
        padding: 20px;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .collection-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }
    
    .collection-filters {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-content {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .collection-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .poster-image {
        height: 300px;
    }
    
    .poster-card {
        margin: 0 10px;
    }
    
}

/* Utility Classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.hidden {
    display: none;
}

.loading {
    opacity: 0.5;
    pointer-events: none;
}

.error {
    border-color: var(--error-red) !important;
}

.success {
    border-color: var(--success-green) !important;
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}